(19)

(11)

EP 4 259 227 A1

(12)

(43) Date of publication: 18.10.2023 Bulletin 2023/42 (21) Application number: 21824393.9 (22) Date of filing: 10.12.2021

(51) International Patent Classification (IPC):  A61M 1/06(2006.01) (52) Cooperative Patent Classification (CPC): A61M 1/06; A61M 2205/18; A61M 2205/50; A61M 2205/581; A61M 2205/582; A61M 2205/502; A61M 1/067; A61M 2205/15; A61M 2205/8206 (86) International application number: PCT/EP2021/085255 (87) International publication number: WO 2022/128803 (23.06.2022 Gazette 2022/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 14.12.2020 EP 20213764 (71) Applicant: Koninklijke Philips N.V. 5656 AG Eindhoven (NL)	(72) Inventors: BENTVELSEN, Petrus, Henricus, Cornelius 5656 AG Eindhoven (NL) CLAASSEN, Coen,Petrus, Martinus 5656 AG Eindhoven (NL) VAN VELDHUIZEN, Gijsbert, Hendrik 5656 AG Eindhoven (NL) DOBRUSSKIN, Christoph 5656 AG Eindhoven (NL) (74) Representative: Philips Intellectual Property & Standards  High Tech Campus 52 5656 AG Eindhoven 5656 AG Eindhoven (NL)